[GRASS-user] Re: how to get signatures from modis data

[Markus Neteler]

On Fri, Apr 30, 2010 at 8:36 AM, bharath s <bharath.settur at gmail.com> wrote:
> hello,
> iam working on modis data. After geocorrecting the dataset iam unable to get
> signatures.... by using i.class  ( after selecting features if i try to
> analyse then i face error : prepare data signatures ) please help me how to
> classify modis data...is therere any another method....

The combination of digitizing training areas, see

http://grass.osgeo.org/wiki/Image_classification

Markus